Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8253511 | Triple plate feeder—waveguide converter having a square resonance patch pattern | Masahiko Oota, Keisuke Iijima, Takashi Saitou, Masaya Kirihara | 2012-08-28 |
| 8188805 | Triplate line-to-waveguide transducer having spacer dimensions which are larger than waveguide dimensions | Taketo Nomura, Masahiko Oota, Yuichi Shimayama, Takashi Saitou, Masaya Kirihara +1 more | 2012-05-29 |
| 7411553 | Planar antenna module, triple plate planar, array antenna, and triple plate feeder-waveguide converter | Masahiko Oota, Keisuke Iijima, Takashi Saitou, Masaya Kirihara | 2008-08-12 |
| 6720931 | Planar antenna for beam scanning | Takao Michisaka, Masahiko Ohta, Kiichi Kanamaru | 2004-04-13 |
| 6545572 | Multi-layer line interfacial connector using shielded patch elements | Masahiko Ohta, Mitsuru Hirao, Takao Michisaka, Kiichi Kanamaru | 2003-04-08 |
| 5510803 | Dual-polarization planar antenna | Hironori Ishizaka, Shigetoo Wakushima, Masahiko Ohta | 1996-04-23 |
| 5278569 | Plane antenna with high gain and antenna efficiency | Masahiko Ohta, Hironori Ishizaka | 1994-01-11 |